NSI Industries 4-600LL4 - 4 Port Double Set Screw Panelboard Lug 600 MCM - 2 AWG Large size set screw connectors with multiple mounting holes for a secure, turn-prevent connection. Made of 6061T-6 aluminum alloy. Tin plated for low contact resistance. For use with copper or aluminum conductors. 600V (2000V max, per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.75".
NSI Industries

4-600LL4

UPC: 662381001764

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Technical Bulletin

Contact for Pricing

Overview

The NSI Industries 4-600LL4 is a robust 4-port panelboard lug designed for secure and reliable electrical connections. Constructed from durable 6061-T6 aluminum alloy, this lug ensures excellent conductivity and longevity in demanding applications. Its tin plating significantly reduces contact resistance, enhancing electrical efficiency and preventing corrosion. Engineered to accommodate a wide range of conductor sizes, from 600 MCM down to 2 AWG, it offers exceptional versatility for various wiring needs. The double set screw design, coupled with multiple mounting holes, provides a secure, turn-prevent connection, minimizing the risk of loosening over time. This panelboard lug is UL 486A/B Listed, meeting stringent safety and performance standards. It is rated for 600V (with a maximum of 2000V per UL486B) and has a temperature rating of 90 degrees C, making it suitable for high-temperature environments. All hole spacing adheres to NEMA standards, ensuring compatibility with standard panelboard configurations at 1.75 inches. The NSI 4-600LL4 is designed for use with both copper and aluminum conductors, offering flexibility in material selection for your electrical projects. Its robust construction and adherence to industry standards make it a dependable choice for panelboard terminations.
  • 4-port capacity for versatile connections
  • Accommodates conductor sizes from 600 MCM to 2 AWG
  • Constructed from durable 6061-T6 aluminum alloy
  • Tin plated for low contact resistance and corrosion protection
  • UL 486A/B Listed for safety and reliability

Specifications

Application
Wire Termination
Connection Type
Set Screw
Material
6061T-6 Aluminum Alloy
Mounting Type
Multiple mounting holes
Nema Rating
NEMA standard 1.75" hole spacing
Poles
4 Port
Size
600 MCM - 2 AWG
Special Features
(4) 600 MCM-2 AWG - Dual Rated - 2 Pack
Standard
cULus
Type
Panelboard Lug
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
5.5 IN x 5 IN x 1.51 IN
Package Dimensions (L x W x H)
13.97 cm x 12.7 cm x 3.8354 cm
Package Weight (Imperial)
5.260 L
Package Weight (Metric)
2.386 kg

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Frequently Asked Questions about NSI Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.